.h1,.h2,.h3,.h4,.h5,.h6,body{
    font-family:  Microsoft Yahei,"Helvetica Neue",Helvetica,Hiragino Sans GB,WenQuanYi Micro Hei,sans-serif;
}

.tip{
    position: fixed;
    top: 55px;
    right: 5px;
    z-index:1051;

}
.alert{
    margin-bottom: 5px;
    float:right;
}